package com.gem.studentquery;

import android.support.v7.app.ActionBarActivity;
import android.content.ComponentName;
import android.content.Intent;
import android.content.ServiceConnection;
import android.os.Bundle;
import android.os.IBinder;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends ActionBarActivity {
	
	IStudnet iStudnet;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		//在Activity启动后就把服务给启动起来
		Intent intent=new Intent(getApplicationContext(), StudentService.class);
		bindService(intent, new StudentServiceConnection(), BIND_AUTO_CREATE);
	}
	
	public class StudentServiceConnection implements ServiceConnection{

		@Override
		public void onServiceConnected(ComponentName name, IBinder service) {
			iStudnet=(IStudnet) service;
		}

		@Override
		public void onServiceDisconnected(ComponentName name) {
			iStudnet=null;
		}
		
	}
	
	
	public void Query(View v){
		String xh=((EditText)findViewById(R.id.xh)).getText().toString();
		String name=iStudnet.queryStudent(Integer.parseInt(xh));
		((TextView)findViewById(R.id.xs)).setText(name);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		// Handle action bar item clicks here. The action bar will
		// automatically handle clicks on the Home/Up button, so long
		// as you specify a parent activity in AndroidManifest.xml.
		int id = item.getItemId();
		if (id == R.id.action_settings) {
			return true;
		}
		return super.onOptionsItemSelected(item);
	}
}
